/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #00C300;
    --secondary-color: #333333;
    --accent-color: #007AFF;
    --light-color: #F8F8F8;
    --dark-color: #1A1A1A;
    --text-color: #333333;
    --text-light: #666666;
    --border-radius: 12px;
    --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-color);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏样式 */
.navbar {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.logo h1 {
    font-size: 28px;
    color: var(--primary-color);
    font-weight: 700;
    letter-spacing: -1px;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 5px 0;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.mobile-menu {
    display: none;
    font-size: 24px;
    cursor: pointer;
}

/* 首屏英雄区域 */
.hero {
    padding: 150px 0 100px;
    background: linear-gradient(135deg, #E8F8F5 0%, #F5F9FF 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 195, 0, 0.1) 0%, transparent 70%);
    animation: float 15s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

.hero-content {
    display: flex;
    align-items: center;
    gap: 60px;
    position: relative;
    z-index: 1;
}

.hero-text {
    flex: 1;
}

.hero-text h2 {
    font-size: 48px;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--dark-color);
    font-weight: 800;
}

.hero-text p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 30px;
    max-width: 500px;
}

.download-buttons {
    display: flex;
    gap: 15px;
}

/* 下载按钮样式 - downlbtnvmmn */
.downlbtnvmmn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: white;
    padding: 15px 30px;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 5px 15px rgba(0, 195, 0, 0.3);
    border: none;
    cursor: pointer;
}

.downlbtnvmmn:hover {
    background-color: #00A800;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 195, 0, 0.4);
}

.downlbtnvmmn:active {
    transform: translateY(0);
}

.downlbtnvmmn i {
    margin-right: 10px;
    font-size: 20px;
}

.downlbtnvmmn.apple {
    background-color: var(--dark-color);
    box-shadow: 0 5px 15px rgba(26, 26, 26, 0.3);
}

.downlbtnvmmn.apple:hover {
    background-color: #333333;
    box-shadow: 0 8px 20px rgba(26, 26, 26, 0.4);
}

.downlbtnvmmn.android {
    background-color: #3DDC84;
    box-shadow: 0 5px 15px rgba(61, 220, 132, 0.3);
}

.downlbtnvmmn.android:hover {
    background-color: #2EBE70;
    box-shadow: 0 8px 20px rgba(61, 220, 132, 0.4);
}

.downlbtnvmmn.windows {
    background-color: #0078D7;
    box-shadow: 0 5px 15px rgba(0, 120, 215, 0.3);
}

.downlbtnvmmn.windows:hover {
    background-color: #005A9E;
    box-shadow: 0 8px 20px rgba(0, 120, 215, 0.4);
}

.downlbtnvmmn.macos {
    background-color: #000000;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.downlbtnvmmn.macos:hover {
    background-color: #333333;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.learn-more {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    color: var(--accent-color);
    padding: 15px 30px;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid var(--accent-color);
}

.learn-more:hover {
    background-color: var(--accent-color);
    color: white;
    transform: translateY(-2px);
}

.hero-image {
    flex: 1;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.hero-image img:hover {
    transform: scale(1.02);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

/* 通用区块样式 */
.section-title {
    font-size: 36px;
    text-align: center;
    margin-bottom: 15px;
    color: var(--dark-color);
    font-weight: 700;
}

/* 特色功能区域 */
.features {
    padding: 100px 0;
    background-color: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-item {
    background-color: var(--light-color);
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.feature-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background-color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
    color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.feature-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.feature-item p {
    color: var(--text-light);
}

/* 多平台支持 */
.platforms {
    padding: 100px 0;
    background-color: #FAFAFA;
    text-align: center;
}

.platforms p {
    text-align: center;
    color: var(--text-light);
    font-size: 18px;
    margin-bottom: 50px;
}

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.platform-item {
    background-color: white;
    padding: 40px 20px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.platform-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
}

.platform-item i {
    font-size: 48px;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.platform-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.platform-item p {
    color: var(--text-light);
    font-size: 16px;
    margin-bottom: 0;
}

/* 下载区域 */
.download-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #E8F5E9 0%, #F1F8E9 100%);
    text-align: center;
}

.download-section p {
    text-align: center;
    color: var(--text-light);
    font-size: 18px;
    margin-bottom: 50px;
}

.download-options {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

/* 用户评价 */
.testimonials {
    padding: 100px 0;
    background-color: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.testimonial-item {
    background-color: var(--light-color);
    padding: 30px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.testimonial-item:hover {
    box-shadow: var(--box-shadow);
}

.user-info {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.user-info img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: 15px;
}

.user-info h4 {
    font-size: 18px;
    color: var(--dark-color);
    margin-bottom: 5px;
}

.user-info p {
    font-size: 14px;
    color: var(--text-light);
}

.testimonial-item p {
    color: var(--text-color);
    font-style: italic;
}

/* 页脚样式 */
.footer {
    background-color: var(--dark-color);
    color: white;
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo h2 {
    font-size: 28px;
    color: white;
    margin-bottom: 15px;
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: white;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 5px;
}

.footer-social h3 {
    font-size: 18px;
    margin-bottom: 20px;
    color: white;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    transition: var(--transition);
}

.social-icons a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }
    
    .hero-text h2 {
        font-size: 36px;
    }
    
    .hero-text p {
        max-width: 100%;
    }
    
    .download-buttons {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links li {
        margin: 10px 0;
    }
    
    .mobile-menu {
        display: block;
    }
    
    .hero {
        padding: 120px 0 80px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .download-options {
        flex-direction: column;
        align-items: center;
    }
    
    .downlbtnvmmn {
        width: 280px;
    }
}

@media (max-width: 576px) {
    .hero-text h2 {
        font-size: 28px;
    }
    
    .hero-text p {
        font-size: 16px;
    }
    
    .downlbtnvmmn {
        padding: 12px 20px;
        font-size: 14px;
        width: 240px;
    }
    
    .learn-more {
        padding: 12px 20px;
        font-size: 14px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .feature-item, .platform-item, .testimonial-item {
        padding: 20px;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-item, .platform-item, .testimonial-item {
    animation: fadeInUp 0.6s ease-out;
}

.feature-item:nth-child(2) {
    animation-delay: 0.2s;
}

.feature-item:nth-child(3) {
    animation-delay: 0.4s;
}

.feature-item:nth-child(4) {
    animation-delay: 0.6s;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--light-color);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #00A800;
}